# 直接用for循环来遍历字典
a ={
    'id': 1,
    'name': 'zhangsan',
    'score':100
}
# for key in a:
#     print(key,a[key])
# print(a.keys())
# print(a.values())
# print(a.items())
for key,value in a.items():
    print(key,value)
